Chicken with Peas ..Frango com Ervilhas à Portuguesa
2 tbsp. olive oil
1 tbsp. butter
1 medium onion, sliced
1 chicken, about 2 1/2 pounds, cut into pieces
6 oz. chicken stock
2 oz. dry Madeira wine
Salt and pepper to taste
1 lb. frozen peas
Heat the oil and butter together in a heavy casserole. Add the onion and cook until limp. Remove and keep warm.
Put the chicken in the casserole and lightly brown on all sides. Add the onion, stock, wine and salt and pepper. Cover and cook over gentle heat until the chicken is done, about 1 hour and 10 minutes. Before the chicken is nearly done, add the peas and heat through.